.5x+.6x+x=3x+18

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Solution for .5x+.6x+x=3x+18 equation:


Simplifying
0.5x + 0.6x + x = 3x + 18

Combine like terms: 0.5x + 0.6x = 1.1x
1.1x + x = 3x + 18

Combine like terms: 1.1x + x = 2.1x
2.1x = 3x + 18

Reorder the terms:
2.1x = 18 + 3x

Solving
2.1x = 18 + 3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3x' to each side of the equation.
2.1x + -3x = 18 + 3x + -3x

Combine like terms: 2.1x + -3x = -0.9x
-0.9x = 18 + 3x + -3x

Combine like terms: 3x + -3x = 0
-0.9x = 18 + 0
-0.9x = 18

Divide each side by '-0.9'.
x = -20

Simplifying
x = -20

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